/Engine/Source/Editor/UnrealEd/Public/FileHelpers.h
Looks for source control submittable non-package project files for the current project.
static void FindAllSubmittableProjectFiles ( [TMap](API\Runtime\Core\Containers\TMap)< [FString](API\Runtime\Core\Containers\FString), [FSourceControlStatePtr](API\Developer\SourceControl\FSourceControlStatePtr) > & OutProjectFiles )